bird of Juno vs pheasant

bird of Juno and pheasant both are nouns.

Word	Noun	Adjective	Verb	Adverb
bird of Juno	Yes	No	No	No
pheasant	Yes	No	No	No

As nouns, pheasant is a hypernym of bird of Juno; that is, pheasant is a word with a broader meaning than bird of Juno:

bird of Juno: very large terrestrial southeast Asian pheasant often raised as an ornamental bird
pheasant: large long-tailed gallinaceous bird native to the Old World but introduced elsewhere

bird of Juno (noun)	pheasant (noun)
very large terrestrial southeast Asian pheasant often raised as an ornamental bird	large long-tailed gallinaceous bird native to the Old World but introduced elsewhere
	flesh of a pheasant; usually braised